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How do I put two increment statements in a C++ 'for' loop?
...the comma. This isn't legal C# either: for(int i = 0; i != 5; (++i)) { The extra parenthesis trick the compiler into thinking it isn't an "increment" operation any more.
– CodingWithSpike
Oct 11 '17 at 13:30
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Xcode 4 - slow performance
...pendent of the OS X swap (!).
(this might be a mistake - maybe there's an extra form of OS X swapping I dont know about - but the system swap files didn't get larger or smaller, while disk space jumped by gigabytes up and down on some machines)
Observed:
Xcode 4.4/4.5 will randomly take all the ...
MySQL get the date n days ago as a timestamp
...
it appears (v1) DATE_SUB will return a DATETIME or STRING depending on inputs. TIMESTAMP (v2) is forcing it to a TIMESTAMP type. dev.mysql.com/doc/refman/5.1/en/…
– jsh
Apr 2 '14 at 18:39
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How to state in requirements.txt a direct github source
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git+git://github.com/mozilla/elasticutils.git#egg=elasticutils
Why the extra answer?
I got somewhat confused by the -e flag in the other answers so here's my clarification:
The -e or --editable flag means that the package is installed in <venv path>/src/SomeProject and thus not in the dee...
Ember.js or Backbone.js for Restful backend [closed]
... this only matters on the the first load. After two days of daily use that extra 30k will be overshadowed by data transfers, sooner if your content involves images.
Backbone is ideal for applications with a small number of states where the view hierarchy remains relatively flat and where the user t...
Why is Scala's immutable Set not covariant in its type?
...inference is good enough to figure out that you want CharSequences and not Strings in some situations. In particular, the following works for me in 2.7.3:
import scala.collections.immutable._
def findCharSequences(): Set[CharSequence] = Set("Hello", "World")
As to how to create immutable.HashSets...
How do you send a HEAD HTTP request in Python 2?
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response.info().__str__() will return string format of the header, in case you want to do something with the result you get.
– Shane
Oct 12 '10 at 12:17
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How to convert JSON to CSV format and store in a variable
...ap(function(row){
return fields.map(function(fieldName){
return JSON.stringify(row[fieldName], replacer)
}).join(',')
})
csv.unshift(fields.join(',')) // add header column
csv = csv.join('\r\n');
console.log(csv)
Output:
title,description,link,timestamp,image,embed,language,user,user_ima...
Using property() on classmethods
... (using the classmethod() function) for getting and setting what is essentially a static variable. I tried to use the property() function with these, but it results in an error. I was able to reproduce the error with the following in the interpreter:
...
Creating a constant Dictionary in C#
...fficient way to create a constant (never changes at runtime) mapping of string s to int s?
10 Answers
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